Agent Desktop
A tool that enables AI agents to automate desktop application operations through the command line.
Install & Use
Copy this prompt and send it to your AI assistant (Claude / Cursor / TRAE / Codex / WorkBuddy etc.) to auto-install:
Help me install this AI Skill: Agent Desktop. It is used for: A tool that enables AI agents to automate desktop application operations through the command line. Full Skill content: https://321skill.com/skills/agent-desktop/raw/index.md Read that page and install it.
The prompt includes a link to the full Skill content. You can also view the full content.
This Skill addresses the challenge of AI agents being unable to directly observe and interact with desktop graphical user interfaces (GUIs). In real-world development, engineers often need AI to automate repetitive desktop tasks—like clicking buttons, filling out forms, and reading UI states—but traditional methods struggle with precise element targeting and interaction. Agent Desktop leverages the operating system's native accessibility tree to provide AI with "eyes" and "hands," enabling it to operate any desktop application just like a human.
Usage is straightforward: simply install the agent-desktop CLI tool via the terminal and grant the necessary system accessibility permissions. You can then use natural language instructions to have an AI agent invoke a series of commands. For example, agent-desktop snapshot --skeleton --app "Safari" captures the application interface skeleton, and agent-desktop click @e12 clicks a specific element, completing the full observe-interact loop. Its core workflow is "progressive skeleton traversal"—overview first, then drill down—which significantly optimizes efficiency when handling complex interfaces.
It is particularly well-suited for teams or individuals requiring automated testing, data entry, or business process automation. This is especially valuable for developers already using AI agents (like Claude or Cursor) for development or office automation but limited by text-only interaction. For test engineers, it can script complex end-to-end UI tests; for data analysts, it can scrape data from desktop software; for content creators, it can automate tasks in image and video editing applications.
We recommend adopting this tool for handling large volumes of well-defined, rule-based desktop operation tasks. Note that it primarily relies on the OS accessibility API, so support and stability may vary across platforms (currently only macOS is supported). First-time users must enable "Accessibility" and "Screen Recording" permissions for the terminal in System Settings. For applications with dense, complex element layouts, following the recommended "skeleton-drill" cycle can significantly reduce AI token consumption and improve operational accuracy.
Key Features
Unlike image recognition-based RPA tools (e.g., UiPath), it directly accesses the OS's native accessibility tree, enabling precise retrieval of UI elements' semantic roles and states (e.g., whether a button is disabled), rather than relying on fragile pixel matching. Compared to automation tools that require macro recording, it outputs structured element references via JSON, allowing AI to perform logical reasoning and flexible operation orchestration.
Limitations
Currently only supports macOS 12+. Manual granting of terminal accessibility and screen recording permissions in System Preferences is required. Windows and Linux versions are under development.
FAQ
How is agent-desktop different from a standard automation script?
It is not a script but a CLI tool for AI invocation. The AI parses the JSON it returns to understand the UI and decide the next action, creating an intelligent observe-decide-act loop.
Can it automate all desktop software?
Theoretically, it can automate any desktop application that supports the OS accessibility API (which most mainstream apps do). However, support may be limited for games or software with custom-drawn controls.
Installation guide for AI assistants
If your AI coding assistant (Claude Code, Cursor, TRAE etc.) can see this page, send it this message to auto-install:
Visit https://321skill.com/skills/agent-desktop/raw/index.md to read the original Skill definition (Markdown format) for Agent Desktop, and install it according to the instructions.
Raw Markdown URL for AI: /skills/agent-desktop/raw/index.md